CH570016A5 - - Google Patents
Info
- Publication number
- CH570016A5 CH570016A5 CH462173A CH462173A CH570016A5 CH 570016 A5 CH570016 A5 CH 570016A5 CH 462173 A CH462173 A CH 462173A CH 462173 A CH462173 A CH 462173A CH 570016 A5 CH570016 A5 CH 570016A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Alarm Systems (AREA)
Priority Applications (18)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH462173A CH570016A5 (fi) | 1973-03-30 | 1973-03-30 | |
| AT144074A AT340807B (de) | 1973-03-30 | 1974-02-21 | Schaltungsanordnung fur einen brandmelder |
| DE2408374A DE2408374B2 (de) | 1973-03-30 | 1974-02-21 | Verfahren zur Brandmeldung und Schaltungsanordnung zur Anwendung des Verfahrens |
| US449287A US3872449A (en) | 1973-03-30 | 1974-03-08 | Fire detector and method employing assymetrical integrator |
| FR7408640A FR2223766B1 (fi) | 1973-03-30 | 1974-03-14 | |
| BE142033A BE812331A (fr) | 1973-03-30 | 1974-03-14 | Procede d'avertissement d'incendie et disposition de circuit pour la mise en application du procede |
| ZA00741754A ZA741754B (en) | 1973-03-30 | 1974-03-18 | Indicating presence of a fire |
| AU66896/74A AU484216B2 (en) | 1973-03-30 | 1974-03-20 | Indicating presence ofa fire |
| NL7403973A NL7403973A (fi) | 1973-03-30 | 1974-03-25 | |
| NO741081A NO136383C (no) | 1973-03-30 | 1974-03-27 | Fremgangsm}te ved brannmelding og koblingsanordning for fremgangsm}tens utf¦relse |
| JP3406574A JPS5619671B2 (fi) | 1973-03-30 | 1974-03-28 | |
| FI960/74A FI55420C (fi) | 1973-03-30 | 1974-03-28 | Brandalarmfoerfarande samt kopplingsanordning foer utfoerande av foerfarandet |
| CA196,310A CA1063260A (en) | 1973-03-30 | 1974-03-28 | Indicating presence of a fire |
| GB1412074A GB1430035A (en) | 1973-03-30 | 1974-03-29 | Method of obtaining fire alarm signal and fire alarm apparatus |
| SE7404260A SE389569B (sv) | 1973-03-30 | 1974-03-29 | Forfarande och anordning for brandlarmgivning |
| DK175474AA DK137099B (da) | 1973-03-30 | 1974-03-29 | Brandalarmeringsapparat. |
| ES425125A ES425125A1 (es) | 1973-03-30 | 1974-03-30 | Perfeccionamientos en los sistemas de circuito de aviso de incendios. |
| IT20649/74A IT1014554B (it) | 1973-03-30 | 1974-04-08 | Avvisatore di incendi e circuito per l impiego dello stesso |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH462173A CH570016A5 (fi) | 1973-03-30 | 1973-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH570016A5 true CH570016A5 (fi) | 1975-11-28 |
Family
ID=4279532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH462173A CH570016A5 (fi) | 1973-03-30 | 1973-03-30 |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US3872449A (fi) |
| JP (1) | JPS5619671B2 (fi) |
| AT (1) | AT340807B (fi) |
| BE (1) | BE812331A (fi) |
| CA (1) | CA1063260A (fi) |
| CH (1) | CH570016A5 (fi) |
| DE (1) | DE2408374B2 (fi) |
| DK (1) | DK137099B (fi) |
| ES (1) | ES425125A1 (fi) |
| FI (1) | FI55420C (fi) |
| FR (1) | FR2223766B1 (fi) |
| GB (1) | GB1430035A (fi) |
| IT (1) | IT1014554B (fi) |
| NL (1) | NL7403973A (fi) |
| NO (1) | NO136383C (fi) |
| SE (1) | SE389569B (fi) |
| ZA (1) | ZA741754B (fi) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3127324A1 (de) * | 1981-07-10 | 1983-01-27 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und anordnung zur erhoehung der ansprechempfindlichkeit und der stoersicherheit in einer gefahren-, insbesondere brandmeldeanlage |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5512635B2 (fi) * | 1972-07-26 | 1980-04-03 | ||
| CH576175A5 (fi) * | 1974-12-19 | 1976-05-31 | Cerberus Ag | |
| JPS5737265Y2 (fi) * | 1976-07-07 | 1982-08-17 | ||
| US4131888A (en) * | 1976-08-18 | 1978-12-26 | American District Telegraph Company | Dual projected-beam smoke detector |
| US4091363A (en) * | 1977-01-03 | 1978-05-23 | Pittway Corporation | Self-contained fire detector with interconnection circuitry |
| FR2386874A1 (fr) * | 1977-04-08 | 1978-11-03 | Gamma Electronic | Detecteur de fumees a ionisation associe a un circuit electronique de mesure velocimetrique |
| US4222046A (en) * | 1978-07-31 | 1980-09-09 | Honeywell Inc. | Abnormal condition responsive means with periodic high sensitivity |
| US4250500A (en) * | 1979-10-22 | 1981-02-10 | Rca Corporation | Smoke detector |
| CA1148279A (en) * | 1979-12-14 | 1983-06-14 | Andreas Scheidweiler | Ionization smoke detector with increased operational reliability |
| US4539488A (en) * | 1981-11-30 | 1985-09-03 | Zenith Electronics Corporation | Pulse wave to parabola wave converter |
| JPS60126798A (ja) * | 1983-12-13 | 1985-07-06 | ニッタン株式会社 | 環境異常検出装置 |
| US5019805A (en) * | 1989-02-03 | 1991-05-28 | Flash-Alert Inc. | Smoke detector with strobed visual alarm and remote alarm coupling |
| US6188318B1 (en) | 1999-06-29 | 2001-02-13 | Pittway Corp. | Dual-technology intrusion detector with pet immunity |
| CN102455288B (zh) * | 2010-10-15 | 2014-10-15 | 西门子公司 | 通过在线信号电平监控对传感器装置的光电信号路径进行校准 |
| DE102014019172B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mit einem kompensierenden optischen Messsystem |
| DE102014019773B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mittels des Displays eines Mobiltelefons |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735007A (en) * | 1956-02-14 | Time-base generator | ||
| US2811711A (en) * | 1951-05-19 | 1957-10-29 | Electronics Corp America | Fire method and apparatus |
| US3582676A (en) * | 1968-09-24 | 1971-06-01 | Bendix Corp | Pulse length normalizing and short pulse eliminating circuit |
| US3531692A (en) * | 1969-03-03 | 1970-09-29 | Combustion Eng | Activity detector having increased accuracy of response |
| JPS482587U (fi) * | 1971-05-25 | 1973-01-12 |
-
1973
- 1973-03-30 CH CH462173A patent/CH570016A5/xx not_active IP Right Cessation
-
1974
- 1974-02-21 DE DE2408374A patent/DE2408374B2/de not_active Ceased
- 1974-02-21 AT AT144074A patent/AT340807B/de not_active IP Right Cessation
- 1974-03-08 US US449287A patent/US3872449A/en not_active Expired - Lifetime
- 1974-03-14 FR FR7408640A patent/FR2223766B1/fr not_active Expired
- 1974-03-14 BE BE142033A patent/BE812331A/xx not_active IP Right Cessation
- 1974-03-18 ZA ZA00741754A patent/ZA741754B/xx unknown
- 1974-03-25 NL NL7403973A patent/NL7403973A/xx unknown
- 1974-03-27 NO NO741081A patent/NO136383C/no unknown
- 1974-03-28 CA CA196,310A patent/CA1063260A/en not_active Expired
- 1974-03-28 JP JP3406574A patent/JPS5619671B2/ja not_active Expired
- 1974-03-28 FI FI960/74A patent/FI55420C/fi active
- 1974-03-29 SE SE7404260A patent/SE389569B/xx unknown
- 1974-03-29 DK DK175474AA patent/DK137099B/da not_active IP Right Cessation
- 1974-03-29 GB GB1412074A patent/GB1430035A/en not_active Expired
- 1974-03-30 ES ES425125A patent/ES425125A1/es not_active Expired
- 1974-04-08 IT IT20649/74A patent/IT1014554B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3127324A1 (de) * | 1981-07-10 | 1983-01-27 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und anordnung zur erhoehung der ansprechempfindlichkeit und der stoersicherheit in einer gefahren-, insbesondere brandmeldeanlage |
Also Published As
| Publication number | Publication date |
|---|---|
| US3872449A (en) | 1975-03-18 |
| BE812331A (fr) | 1974-07-01 |
| AU6689674A (en) | 1975-09-25 |
| DE2408374A1 (de) | 1974-10-17 |
| AT340807B (de) | 1978-01-10 |
| SE389569B (sv) | 1976-11-08 |
| DK137099B (da) | 1978-01-16 |
| DE2408374B2 (de) | 1978-06-01 |
| ZA741754B (en) | 1975-01-29 |
| NL7403973A (fi) | 1974-10-02 |
| CA1063260A (en) | 1979-09-25 |
| FR2223766B1 (fi) | 1978-12-01 |
| FI55420C (fi) | 1979-07-10 |
| NO741081L (no) | 1974-10-01 |
| GB1430035A (en) | 1976-03-31 |
| ES425125A1 (es) | 1976-06-16 |
| NO136383B (fi) | 1977-05-16 |
| IT1014554B (it) | 1977-04-30 |
| ATA144074A (de) | 1977-04-15 |
| FR2223766A1 (fi) | 1974-10-25 |
| JPS49131099A (fi) | 1974-12-16 |
| NO136383C (no) | 1977-08-31 |
| FI55420B (fi) | 1979-03-30 |
| DK137099C (fi) | 1978-06-12 |
| JPS5619671B2 (fi) | 1981-05-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |